Chemicals and Reagents, Glassware and Plasticware, NCL Original Products, PH Buffers & Calibration Standards
pH Buffer Solution Electrode Kit – 4 x 500 ml, NIST – BUF-KIT
$59.95
pH electrode pack containing one 500 ml bottle each of pH 4.00/B-44, pH 7.00/B-47, and pH 10.00/B-50 buffers (± 0.02) plus one 500 ml bottle of electrode storage solution E-24. NCL buffers are of the highest quality and are traceable to NIST reference materials.